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<span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">Dear sir or madam,</span>
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<span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">I am very interested in GrADS and want to learn it. But I ran into a problem with the installation. The error always occured </span><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">when I installed the g2clib library in the GrADS 2.2.1:</span>
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<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:8:27: error: jasper/jasper.h: No such file or directory</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c: In function 'dec_jpeg2000':</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:55: error: 'jas_image_t' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:55: error: (Each undeclared identifier is reported only once</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:55: error: for each function it appears in.)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:55: error: 'image' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:56: error: 'jas_stream_t' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:56: error: 'jpcstream' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:57: error: 'jas_image_cmpt_t' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:57: error: 'pcmpt' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:59: error: 'jas_matrix_t' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">dec_jpeg2000.c:59: error: 'data' undeclared (first use in this function)</span><br style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;white-space:normal;-ms-word-wrap:break-word;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">
<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">make: *** [libg2c_v1.6.0.a(dec_jpeg2000.o)] Error 1</span>
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<span style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">The jasper library has been installed successfully. </span><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">Under</span><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;"> the path" </span><span style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">/public/home/user/anzi/Build_WRF/grads/supplibs/include", I can also find the </span><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">jasper folder, which includes "</span><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">jasper.h" file and its dependent .h file. </span></span></span>
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<span style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;text-indent:0px;letter-spacing:normal;font-family:Tahoma, "Microsoft Yahei", Simsun;font-size:14px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="line-height:1.5;font-family:Times New Roman;font-size:16px;">This is my environment variable: </span><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">SUPPLIBS=/public/home/user/anzi/Build_WRF/grads/supplibs</span></span></span>
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<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">Do you know what the problem is? </span></span></span>
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<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">Thank you so much for your attention.</span></span></span>
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<span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;"><span style="color:#333333;text-transform:none;line-height:1.5;text-indent:0px;letter-spacing:normal;font-family:Times New Roman;font-size:16px;font-style:normal;font-weight:400;word-spacing:0px;float:none;display:inline !important;white-space:normal;orphans:2;widows:2;background-color:#FFFFFF;-webkit-text-stroke-width:0px;font-variant-ligatures:normal;font-variant-caps:normal;text-decoration-style:initial;text-decoration-color:initial;">Jiayu</span></span></span>
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