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1.1 ! root 1: ! 2: ! 3: execvp() COHERENT System Call execvp() ! 4: ! 5: ! 6: ! 7: ! 8: Execute a load module ! 9: ! 10: eexxeeccvvpp(_f_i_l_e, _a_r_g_v) ! 11: cchhaarr *_f_i_l_e, *_a_r_g_v[]; ! 12: ! 13: The COHERENT system includes six functions that allow a process ! 14: to execute another executable file (or load module, as described ! 15: in the header l.out.h). execvp specifies arguments as a single, ! 16: NULL-terminated array of parameters, called argv. Unlike the ! 17: related call execv, execvp searches for file in all of the direc- ! 18: tories named in the environmental variable PATH. For more infor- ! 19: mation on program execution, see execution. ! 20: ! 21: ***** See Also ***** ! 22: ! 23: COHERENT system calls, environ, execution ! 24: ! 25: ***** Diagnostics ***** ! 26: ! 27: execvp does not return if successful. It returns -1 for errors, ! 28: such as file being nonexistent, not accessible with execute per- ! 29: mission, having a bad format, or too large to fit in memory. ! 30: ! 31: ! 32: ! 33: ! 34: ! 35: ! 36: ! 37: ! 38: ! 39: ! 40: ! 41: ! 42: ! 43: ! 44: ! 45: ! 46: ! 47: ! 48: ! 49: ! 50: ! 51: ! 52: ! 53: ! 54: ! 55: ! 56: ! 57: ! 58: ! 59: ! 60: ! 61: ! 62: ! 63: ! 64: COHERENT Lexicon Page 1 ! 65: ! 66:
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