module_load.c

linux下用popen加载命令行的程序

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

#include "module_load.h"


#ifdef __cplusplus
#if __cplusplus
extern "C"{
#endif
#endif /* __cplusplus */
//ssize_t getline(char **lineptr, size_t *n, FILE *stream);
//#define _GNU_SOURCE
#if 1
int getloadline(char *s, int n, FILE *f) 
{
    register int i=0;

    while(1) {
        s[i] = (char)fgetc(f);

        if(s[i] == 13)
            s[i] = fgetc(f);

        if((s[i] == 0x4) || (s[i] == 10) || (i == (n-1))) {
            s[i] = '\0';
            return (feof(f) ? 1 : 0);
        }
        ++i;
    }
}

#endif

int ML_ExeLoad(char* pszParam)
{
    FILE*   pstruPopen = NULL;
    char aszLoad[512] = {0};
    //HI_S32  s32I;

    //strcat(aszLine, " 2>&1 | tee 2>&1");
    strcpy(aszLoad, pszParam);
    strcat(aszLoad, " 2>&1");
    pstruPopen = popen(aszLoad, "r");
    if(NULL != pstruPopen)
    {
        bool s32Rtn = true;
        while(s32Rtn)
        {
            int      s32ReadSize;
            char     aBuffer[256] = {0};
            char*    pszError;
            
            memset(aBuffer, 0, 256);
            s32ReadSize = fread(aBuffer, 255, 1, pstruPopen);
            if(strlen(aBuffer) > 0)
            {
                aBuffer[s32ReadSize] = '\0';

		
#ifdef LOGQUEUE
                printf("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n");
                printf("%s", aBuffer);
                printf("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r\n");
#endif
                pszError = strstr(aBuffer, "-1");
                if(NULL != pszError)
                {
                    pclose(pstruPopen);
                    return 1;
                }
            }
            else
            {
                s32Rtn = false;
            }
        }
    }

    pclose(pstruPopen);

    return 0;
}



#ifdef __cplusplus
#if __cplusplus
}
#endif
#endif /* __cplusplus */